/ Dictionary / Index N nether: Meaning and Definition of Find definitions for: neth•er Pronunciation: (ne'ur), [key] — adj. lying or believed to lie beneath the earth's surface; infernal: the nether regions. lower or under: his nether lip. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: nether (Thesaurus) Neth. Netherlandic Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language